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13问答网 > ajax发送到Springmvc返回一直是错误

ajax发送到Springmvc返回一直是错误

2025-03-15 08:35:31

推荐回答（3个）

回答1：

Springmvc 返回ajax请求直接返回字符串，需要添加@ResponseBody注解，也可以通过流的形式去写。

回答2：

dataType为JSON或者text或者xml等格式。怎么会是String呢？

回答3：

返回类型如果是String 就用 text，如果是对象就用 json

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